The ONE – PIECE JUNIOR baler is a compact machine with a monolithic structure. The “L” shaped compression box has dimension of 5/ 6 m, 2 cylinders per wing, 1 main cylinder (it can be supplied with two main cylinders opposite each other), on request, it can be equipped with pack exit door and operator cabin. In the rear part of the structure there is a platform integrated to the compression box. Under the platform are located: the main cylinder, the tank, the electrical and hydraulic components. At the side of the platform are positioned the electric or diesel engine necessary for its autonomous operation. The internal walls of the compression case of the JUNIOR balers are made of high-strength wear-resistant steel. The machine works simply leaning on the ground, it doesn’t need foundations or particular permits. JUNIOR balers are fast and suitable to treat the most different types of material.